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Compare SeaSonic G-650 vs S12II-380

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  2. Power Supplies
  3. SeaSonic G-650 🆚 SeaSonic S12II-380
The main differences between SeaSonic G-650 and SeaSonic S12II-380 are in Wattage, Modular, Efficiency and Output.
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SeaSonic G-650 650W 80 PLUS Gold Modular SSR-650RM
SeaSonic G-650
SeaSonic S12II-380 380W 80 PLUS Bronze SS-380GB
SeaSonic S12II-380
Prices
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Prices
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Pangoly Score (How do we rate?)
93
Pangoly Score (How do we rate?)
88
Brand
SeaSonic
Brand
SeaSonic
Model
SSR-650RM
Model
SS-380GB
Release Date
📅 October 2012
Release Date
📅 July 2011
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
★★★★★
(61 reviews)
User reviews
★★★★★
(10 reviews)
Price history
View Details ►
Price history
View Details ►
Compatible PC parts
Graphics Cards ► Cases ►
Compatible PC parts
Graphics Cards ► Cases ►
Pros
  • 80PLUS Gold
  • Excellent voltage stability
  • Excellent ripple suppression
  • Modular
  • Quiet
Pros
  • Excellent build quality
  • 80PLUS Bronze
  • Very quiet
  • Stable voltages
Cons
  • None
Cons
  • Not modular
Wattage
650 W
Wattage
380 W
Type
ATX
Type
ATX
Modular
Semi
Modular
No
Efficiency
80+ Gold
Efficiency
80+ Bronze
Output
+3.3V@20A, +5V@20A, +12V@54A, -12V@0.3A, +5VSB@2.5A
Output
+3.3V@20A, +5V@20A, +12V1@17A, +12V2@17A, -12V@0.8A, +5VSB@2.5A
PCI-Express 16 Pin 12VHPWR Connectors
0
PCI-Express 16 Pin 12VHPWR Connectors
0
PCI-Express 12 Pin Connectors
0
PCI-Express 12 Pin Connectors
0
PCI-Express 6+2 Pin Connectors
4
PCI-Express 6+2 Pin Connectors
1
PCI-Express 6 Pin Connectors
0
PCI-Express 6 Pin Connectors
0
EPS Connectors
2
EPS Connectors
1
SATA Connectors
8
SATA Connectors
4
Molex Connectors
5
Molex Connectors
6
Length
160 mm
Length
-
-

Comparison and key differences summary

Reasons to buy the SeaSonic G-650:

  • Better Pangoly Score. (How do we rate?)
  • Newer Product, it was released around 15 months later
  • +270 Watts available
  • Semi modular power supply
  • Better 80 Plus efficiency
  • +3 PCI-Express 6+2 Pin connectors available
  • +1 EPS connectors available
  • +4 SATA connectors available

Buy now

Reasons to buy the SeaSonic S12II-380:

  • +1 Molex connectors available

Buy now

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